Fix Prevention

Common Problems 127191

CentOS Stream 10 – Common Problem 223 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2025 Affected versions: CentOS Stream 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Debian 13 — crawl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — crawl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0103 CVE-2006-0045 CVE-2020-11722 Upstream summary: crawl before 4.0.0 beta23 does not properly "apply a size check" when copying a certain environment variable, which may allow local users to […]

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Debian 13 — condor — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — condor — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-3416 CVE-2012-3490 CVE-2012-3491 CVE-2012-3492 CVE-2012-3493 CVE-2012-5196 CVE-2012-5197 CVE-2013-4255  +6 more Upstream summary: Condor before 7.8.2 allows remote attackers to bypass host-based authentication and execute actions such as ALLOW_ADMINISTRATOR […]

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Common Problems 124078

Oracle Linux 10 – subscription-manager reports system not entitled after VM clone – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2025 Affected versions: Oracle Linux 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Debian 13 — atomicparsley — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — atomicparsley — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-37231 CVE-2021-37232 Upstream summary: A stack-buffer-overflow occurs in Atomicparsley 20210124.204813.840499f through APar_readX() in src/util.cpp while parsing a crafted mp4 file because of the missing boundary check. Table of […]

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How to Set Up Varnish Cache on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up Varnish Cache on Oracle Linux 10

Introduction How to Set Up Varnish Cache on Oracle Linux 10 on Oracle Linux 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration […]

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Alpine Linux 3.20 — zabbix — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — zabbix — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 6.4.18-r0 📖 ~4 min read  •  Source: Alpine secdb entry — zabbix 6.4.18-r0 Related CVEs: CVE-2024-42327 CVE-2022-22704 CVE-2021-27927 CVE-2016-9140 Upstream summary: Alpine community repository for vv3.20 ships zabbix 6.4.18-r0 which addresses CVE-2024-42327. Table of contents Symptom […]

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Debian 13 — libcloud — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libcloud — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-4340 CVE-2012-3446 Upstream summary: libcloud before 0.4.1 does not verify SSL certificates for HTTPS connections, which allows remote attackers to spoof certificates and bypass intended access restrictions via […]

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Debian 13 — fastjar — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — fastjar — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-0831 CVE-2010-2322 Upstream summary: Directory traversal vulnerability in the extract_jar function in jartool.c in FastJar 0.98 allows remote attackers to create or overwrite arbitrary files via a .. […]

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Common Problems 119666

Debian 13 High CPU From kswapd and Memory Reclaim Thrashing

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2025 Affected versions: Debian 13 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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